# \#transforms

**URL:** https://discourse.itk.org/tag/transforms/244.md

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## [Points are not transformed correctly when using BSplineTransform](https://discourse.itk.org/t/points-are-not-transformed-correctly-when-using-bsplinetransform/7483)

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**Author:** [@lukasz-migas](https://discourse.itk.org/u/lukasz-migas)\
**Replies:** 4\
**Last updated:** [March 31, 2025, 8:38am UTC](https://discourse.itk.org/t/points-are-not-transformed-correctly-when-using-bsplinetransform/7483 "2025-03-31T08:38:35Z")

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Hi, I am looking for a bit of advice (or information on where I am going wrong) with regard to applying transformation to an image and coordinating points from GeoJSON. I have a composite transform consisting of 5 tran…

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## [3rd Get Your Brain Together Hackathon - OME-Zarr Coordinate Transforms](https://discourse.itk.org/t/3rd-get-your-brain-together-hackathon-ome-zarr-coordinate-transforms/7119)

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**Author:** [@matt.mccormick](https://discourse.itk.org/u/matt.mccormick)\
**Replies:** 4\
**Last updated:** [July 29, 2024, 4:06am UTC](https://discourse.itk.org/t/3rd-get-your-brain-together-hackathon-ome-zarr-coordinate-transforms/7119 "2024-07-29T04:06:00Z")

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Join us for the 3rd Get Your Brain Together Hackathon ! Register now! What? Purpose The Get Your Brain Together hackathons bring together neuroimage data generators, image registration researchers, and neurodata comp…

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## [How do you compose transforms after registration to perform resampling?](https://discourse.itk.org/t/how-do-you-compose-transforms-after-registration-to-perform-resampling/6401)

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**Author:** [@sdiebolt](https://discourse.itk.org/u/sdiebolt)\
**Replies:** 6\
**Last updated:** [January 23, 2024, 4:10pm UTC](https://discourse.itk.org/t/how-do-you-compose-transforms-after-registration-to-perform-resampling/6401 "2024-01-23T16:10:11Z")

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I have a question that has already been asked at least twice (here and here) but got no explicit answer. Like their original authors, I’m struggling to understand how to compose the fixed initial, moving initial, and opt…

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## [RuntimeError with number of expected elements for DisplacementFieldTransform](https://discourse.itk.org/t/runtimeerror-with-number-of-expected-elements-for-displacementfieldtransform/6076)

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**Author:** [@rtlim](https://discourse.itk.org/u/rtlim)\
**Replies:** 1\
**Last updated:** [July 18, 2023, 5:54pm UTC](https://discourse.itk.org/t/runtimeerror-with-number-of-expected-elements-for-displacementfieldtransform/6076 "2023-07-18T17:54:48Z")

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I’m trying to create a DisplacementFieldTransform using a MetaImage that I’ve saved, but I’m getting a runtime error and I haven’t found anything online related to it. This is what the error says: RuntimeError: Exceptio…

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## [reads DCM volume with grid transform, python](https://discourse.itk.org/t/reads-dcm-volume-with-grid-transform-python/5878)

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**Author:** [@Thirawat](https://discourse.itk.org/u/Thirawat)\
**Replies:** 2\
**Last updated:** [April 28, 2023, 4:38am UTC](https://discourse.itk.org/t/reads-dcm-volume-with-grid-transform-python/5878 "2023-04-28T04:38:25Z")

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Hi all, I have Dicom file that contains Dicom volume grid transform so, I want to read Dicom with that transformation. now I can only read raw Dicom My code: def readDCM(folder\_path, win\_level=50, win\_width=100): …

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## [applying saved transforms/registration to the subsequent channels](https://discourse.itk.org/t/applying-saved-transforms-registration-to-the-subsequent-channels/5797)

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**Author:** [@banikr](https://discourse.itk.org/u/banikr)\
**Replies:** 4\
**Last updated:** [March 15, 2023, 3:20pm UTC](https://discourse.itk.org/t/applying-saved-transforms-registration-to-the-subsequent-channels/5797 "2023-03-15T15:20:59Z")

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Suppose I am using the red channel of a RGB image, as it carries the most details. Now I applied a working registration method as following: initial\_transform = sitk.Euler2DTransform(sitk.CenteredTransformInitializer( …